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Nice-tech is a professional semiconductor equipment provider with a dedicated factory and an experienced technical team. Our operations are supported by multiple production lines equipped with standardized process control and key semiconductor-related equipment to ensure stable quality and delivery. The company is backed by a skilled team of engineers, technicians, and project specialists with solid industry experience, enabling effective coordination between equipment suppliers and end users.
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![Contact Angle Measurement Instrument]()
Contact Angle Measurement InstrumentContact Angle Measuring Device, is sometimes known as Goniometer, is an instrument for determination of contact angle between the dropped liquid drop and the solid surface by optical analysis. The contact angle values obtained from this...view more
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Comprehensive Technical Support
We provide full-cycle technical assistance, from equipment commissioning to maintenance, including on-site troubleshooting and real-time online consultation, reducing operational hassles.
Support for Advanced Processes
We continuously invest in industry insights and adapt to cutting-edge tech trends, offering high-precision equipment solutions and upgrading services to meet high-end chip production needs.
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Contact angle meters, also known as tensiometers or goniometers, are widely used across various industries to measure the contact angle of a liquid on a solid surface, providing insights into wet-tability, surface energy, and adhesion properties. Key industries employing these instruments include materials science, coatings, pharmaceuticals, electronics, and automotive manufacturing.
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Model |
SDC-200W |
SDC-500W |
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Size |
800*190*640mm(L*W*H) |
900*550*730mm(L*W*H) |
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Weight |
16KG |
30KG |
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Power |
50W |
150W |
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Platform Size |
12 inch wafer |
12 inch wafer |
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Adjust |
Vertical |
Travel: 60mm; Precision: 0.1mm |
Travel:160mm; Precision:0.1mm; 360°Step-less Rotation Precision: 0.1mm |
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Horizontal |
Travel: 35mm; Precision: 0.1mm |
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Longitudinal |
Travel: 80mm; Precision: 0.1mm |
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Max Image |
5000 (H) × 4000 (V) |
5000 (H) × 4000 (V) |
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Max Frame Rate |
200fps (upgradable to higher frame rates) |
200fps (upgradable to higher frame rates) |
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Focal Length |
130mm±5mm (zoom adjustment) |
200mm±5mm (zoom adjustment) |
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Magnification |
10x |
10x |
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Angel Range |
0~180° |
0~180° |
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Resolution |
0.01° |
0.01° |
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Surface Tension Test Range |
0~3000mN/m |
0~3000mN/m |
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Resolution |
0.01mN/m |
0.01mN/m |
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Features of Contact Angle Measurement Instrument
Take quality videos and images of your droplets. A high-resolution 1920 x 1080 camera captures up to 30 frames per second, while the manual focusing lens gives you complete control over image sharpness. If file size is a concern, you can set a lower resolution or frame rate when exporting to save space on your hard drive.
The powerful, mains-powered monochromatic backlight helps the software to accurately detect the edges of the droplet using a Canny edge detection algorithm. The bright, uniform rectangular panel creates a larger change in pixel lightness than would otherwise occur, which ensures that a sharp edge can be found.
The versatile and adaptable clamp system can be used to secure a wide range of droplet dispensing equipment. Included with the Ossila Contact Angle Goniometer system is a 25µl glass syringe with a removable blunt tip needle, which is ideal for dispensing droplets for both contact angle and surface tension measurements.
Obtain a level surface and prevent the droplet from moving during deposition. Lower and raise the stage without affecting the level so you can add or remove substrates and then position the platform as close to the needle as possible. The fine level of adjustment even lets you set a slight tilt towards the camera to help align the baseline.
Types of Contact Angle Measurement Instrument
Goniometers
Manual goniometers are the foundational instruments for static contact angle measurement. A droplet is placed on a surface, and a high-resolution camera captures its profile. Image analysis software then calculates the contact angle using tangent fitting methods.
Automated Goniometers
These advanced systems integrate motorized stages, precision syringe pumps, and automated image analysis to deliver highly repeatable measurements. They control droplet volume, substrate positioning, and data acquisition with minimal human intervention.
Dynamic Angle Measurement Instruments
These instruments measure both advancing and receding contact angles by increasing or decreasing the volume of a droplet on the surface. This allows for the calculation of contact angle hysteresis, which is crucial for understanding surface heterogeneity and mobility.
High-Throughput Goniometers
Designed for industrial-scale testing, these systems automate the entire workflow—sample loading, droplet deposition, imaging, and data analysis—enabling rapid screening of hundreds of samples per day.
Pendulum Wetting Testers
These specialized instruments use a pendulum-shaped liquid meniscus that oscillates against a solid surface. The equilibrium contact angle is derived from the oscillation damping and wetting force, allowing indirect measurement of surface energy and tension.
Applications of Contact Angle Measurement Instrument
Materials Science:
Contact angle measurements are crucial for characterizing the surface properties of new materials, predicting their behavior in applications, and optimizing material designs.
Coatings and Paints:
The instruments are used to evaluate the quality and uniformity of coatings, ensuring proper adhesion and performance.
Pharmaceuticals:
Contact angle measurements are vital for assessing the biocompatibility of medical devices and the wettability of drug coatings, impacting drug release and absorption.
Electronics:
These measurements are used to control wettability on semiconductor chip surfaces, optimizing manufacturing processes and product performance.
Automotive:
Contact angle measurements are used in the development of advanced materials, such as self-cleaning coatings and materials resistant to surface contamination.
Aerospace:
Similar to the automotive industry, contact angle measurements are used to optimize materials for durability and reduce contamination.
Printing and Packaging:
Contact angle measurements help in the evaluation of ink adhesion and the optimization of packaging materials for improved storage and printability.
Surface Treatment:
Contact angle measurements are used to evaluate the effectiveness of surface treatments like plasma treatment, chemical etching, and flame treatment.
Food Industry:
Contact angle measurements can help improve the printability and storage characteristics of food packaging materials.
Accuracy and Precision of Contact Angle Measurement Instrument
Camera Resolution: Higher resolution cameras (e.g., 1080p or 4K) capture finer droplet edges, improving measurement accuracy.
Image Analysis Algorithms: Modern instruments use advanced fitting techniques (e.g., Young-Laplace, circle fit, ellipse fit) to analyze droplet profiles. Ensure the software offers multiple fitting methods for different surface types.
Lighting System: Uniform, shadow-free illumination enhances image clarity. LED ring lights or coaxial lighting reduce glare and reflections.
Calibration Standards: Verify that the manufacturer provides traceable calibration tools (e.g., calibration slides with known angles).
Technical Specifications of Contact Angle Measurement Instrument
Accuracy and precision
Usually a very basic digital angle finder consideration regarding contact angle measurement equipment includes accuracy and precision. This is basically because how close a measurement is to the actual contact angle and precision is how close a number of measurements come to the same value. Equipment with high resolution is important for more precise and accurate measurement since even slight discrepancies can cause major errors in performance.
High-speed image capture
Automated setups include high-speed image capturing facilities with a very short exposure time and frame rate. This is significant for dynamic contact angle measuring where the effect of droplet shape during deposition is worth measuring. Usually, higher rates of frames enable capturing fast processes without motion blurring.
Software for analysis
Precise measurements can be facilitated by sophisticated software that is usually paired with contact angle measurement equipment. Such programs are capable of edge-detecting for precise angle computation, as well as accommodating automatic droplet fitting models. Software provides in-depth data analysis as well as generating reports.
Versatile testing capabilities
Many equipment can be used to measure not only static contact angles but also advancing, receding, and hysteresis. This allows one to capture a whole range of wettability properties with the aid of a single instrument. This is useful, especially in industries like plastic meters , where various surface conditions need to be tested.
Best Practices for Optimal Performance
Regular Calibration: Perform routine calibration using certified reference slides or known liquids (e.g., ultrapure water with expected 85°–86° on clean glass) to verify instrument accuracy.
Environmental Control: Minimize air currents, vibrations, and ambient light fluctuations. Use enclosures or anti-vibration tables when necessary.
Needle and Syringe Maintenance: Clean dispensing needles regularly to prevent clogging and ensure consistent droplet formation. Use inert materials (e.g., PTFE) for aggressive solvents.
Surface Preparation: Ensure samples are clean, dry, and representative of real-world conditions. Use plasma cleaning or UV-ozone treatment when appropriate.
Software Updates: Keep instrument firmware and analysis software up to date to benefit from improved algorithms and bug fixes.
Operator Training: Train users on proper handling, measurement protocols, and data interpretation to reduce human error.
FAQ
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Contact Angle Analyzer, Dry Etching System, surface analysis equipment
